<template>
  <section>
    <!--工具条-->
    <el-col :span="24" class="toolbar" style="padding-bottom: 0px;">
      <el-form :inline="true" :model="filters">
        <el-form-item>
          <el-input v-model="filters.keyword" placeholder="关键字" size="small"></el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" v-on:click="getTableData" icon="el-icon-search" size="small">执行查询</el-button>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" icon="el-icon-plus" size="small" v-on:click="addTeacher">讲师新增</el-button>
        </el-form-item>
      </el-form>
    </el-col>

    <!--列表-->
    <el-table :data="tableData" highlight-current-row v-loading="listLoading" @selection-change="selsChange"
              style="width: 100%;">
      <el-table-column type="selection" width="55">
      </el-table-column>
      <el-table-column label="头像">
        <template scope="scope">
          <el-image style="width: 40px;height: 40px"
                    :src="scope.row.headImg"></el-image>
        </template>
      </el-table-column>
      <el-table-column prop="name" label="名称">
      </el-table-column>
      <el-table-column prop="position" label="职位">
      </el-table-column>
      <el-table-column prop="tags" label="标签">
      </el-table-column>
      <el-table-column prop="intro" label="介绍" width="200">
        <template slot-scope="scope">
          <el-popover trigger="hover" placement="top">
            <div style="width: 400px;">{{ scope.row.intro }}</div>
            <div slot="reference" class="name-wrapper">
              <el-tag>
                {{ scope.row.intro }}
              </el-tag>
            </div>
          </el-popover>
        </template>
      </el-table-column>
      <el-table-column label="操作" width="200">
        <template scope="scope">
          <el-button size="small" @click="edit(scope.index,scope.row)" icon="el-icon-edit" type="primary">编辑</el-button>
          <el-button type="danger" size="small" @click="del(scope.index,scope.row)" icon="el-icon-remove">删除</el-button>
        </template>
      </el-table-column>
    </el-table>

    <!--工具条-->
    <el-col :span="24" class="toolbar">
      <el-button type="danger" @click="batchRemove" :disabled="this.sels.length===0" icon="el-icon-remove" size="small">
        批量删除
      </el-button>
      <el-pagination layout="prev, pager, next" @current-change="handleCurrentChange" :page-size="20" :total="total"
                     style="float:right;">
      </el-pagination>
    </el-col>
    <!--新增界面-->
    <el-dialog :title="title" :visible.sync="addFormVisible" :close-on-click-modal="false">
      <el-form :model="addForm" label-width="80px" ref="addForm">
        <el-form-item label="老师姓名" prop="name">
          <el-input v-model="addForm.name" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="职位" prop="logo">
          <el-input v-model="addForm.position" auto-complete="off"></el-input>
        </el-form-item>

        <el-form-item label="标签" prop="sortIndex">
          <el-input v-model="addForm.tags" auto-complete="off"></el-input>
        </el-form-item>
        <el-form-item label="介绍" prop="description">
          <el-input v-model="addForm.intro" auto-complete="off"></el-input>
        </el-form-item>

      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button @click.native="addFormVisible = false">取消</el-button>
        <el-button type="primary" @click.native="addSubmit">提交</el-button>
      </div>
    </el-dialog>

  </section>
</template>

<script>

export default {
  data() {
    return {
      addForm: {
        name: "",
        position: "",
        tags: "",
        intro: ""

      },
      title: '',
      addFormVisible: false,

      filters: {
        keyword: ''
      },
      tableData: [],
      total: 0,
      page: 1,
      listLoading: false,
      sels: []
    }

  },
  methods: {

    selsChange: function (sels) {
      this.sels = sels;
    },
    //性别显示转换
    formatState: function (row, column) {
      return row.sex == 1 ? '禁用' : '启用';
    },
    handleCurrentChange(val) {
      this.page = val;
      this.getTableData();
    },
    //获取用户列表
    getTableData() {
      let para = {
        page: this.page,
        keyword: this.filters.keyword
      };
      this.listLoading = true; //显示加载圈
      this.$http.post("/course/teacher/pagelist", para).then(result => {
        this.total = result.data.total;
        this.tableData = result.data.data.rows;
        this.listLoading = false;  //关闭加载圈
      });

    },
    edit(index, row) {
      this.getTableData();
      this.title = "编辑";
      this.addFormVisible = true;
      this.addForm = Object.assign({}, row);
    },
    del(index, row) {
      this.$http.delete("/course/teacher/" + row.id).then(res => {
        var success = res.data.success
        if (success == true) {
          this.$message({message: "删除成功", type: 'success'});
          this.getTableData();
        } else {
          this.$message({message: "删除失败", type: 'error'})
        }

      }).catch(res => {
        this.$message({message: "系统异常，稍后重试", type: 'error'});

      })

    },
    batchRemove() {
      this.$message({message: "功能未开放", type: 'error'});
    },
    addTeacher() {
      this.title = "新增";
      this.addFormVisible = true;
      this.addForm = {
        name: "",
        position: "",
        tags: "",
        intro: ""
      };
    },
    addSubmit() {
      //提交
      this.$http.post("/course/teacher/save", this.addForm).then(res => {
        //{success: true, ..
        var ajaxResult = res.data;
        if (ajaxResult.success) {
          this.addFormVisible = false;
          this.$message({
            message: '提交成功',
            type: 'success'
          });
          this.getTableData();
        } else {
          this.$message({
            message: ajaxResult.message,
            type: 'error'
          });
        }
      });
    },

  },
  mounted() {
    this.getTableData();
  }
}

</script>

<style scoped>

</style>